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Grade N12MV Nickel vs. ACI-ASTM CF20 Steel

Grade N12MV nickel belongs to the nickel alloys classification, while ACI-ASTM CF20 steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is grade N12MV nickel and the bottom bar is ACI-ASTM CF20 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
200
Elongation at Break, % 6.8
50
Fatigue Strength, MPa 130
240
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 84
77
Tensile Strength: Ultimate (UTS), MPa 600
530
Tensile Strength: Yield (Proof), MPa 310
250

Thermal Properties

Latent Heat of Fusion, J/g 320
300
Maximum Temperature: Mechanical, °C 900
970
Melting Completion (Liquidus), °C 1620
1420
Melting Onset (Solidus), °C 1570
1410
Specific Heat Capacity, J/kg-K 390
480
Thermal Expansion, µm/m-K 10
17

Otherwise Unclassified Properties

Base Metal Price, % relative 75
16
Density, g/cm3 9.2
7.8
Embodied Carbon, kg CO2/kg material 16
3.1
Embodied Energy, MJ/kg 200
44
Embodied Water, L/kg 260
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 34
220
Resilience: Unit (Modulus of Resilience), kJ/m3 220
160
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 22
25
Strength to Weight: Axial, points 18
19
Strength to Weight: Bending, points 17
19
Thermal Shock Resistance, points 19
11

Alloy Composition

Carbon (C), % 0 to 0.12
0 to 0.2
Chromium (Cr), % 0 to 1.0
18 to 21
Iron (Fe), % 4.0 to 6.0
64.2 to 74
Manganese (Mn), % 0 to 1.0
0 to 1.5
Molybdenum (Mo), % 26 to 30
0
Nickel (Ni), % 60.2 to 69.8
8.0 to 11
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 2.0
Sulfur (S), % 0 to 0.030
0 to 0.040
Vanadium (V), % 0.2 to 0.6
0